Asynchronously get the list of #WebKitITPThirdParty seen for manager.
Every #WebKitITPThirdParty contains the list of #WebKitITPFirstParty under which it has been seen.
When the operation is finished, callback will be called. You can then call webkit.website_data_manager.WebsiteDataManager.getItpSummaryFinish to get the result of the operation.
a #GCancellable or null to ignore
a #GAsyncReadyCallback to call when the request is satisfied
Asynchronously get the list of #WebKitITPThirdParty seen for manager.
Every #WebKitITPThirdParty contains the list of #WebKitITPFirstParty under which it has been seen.
When the operation is finished, callback will be called. You can then call webkit.website_data_manager.WebsiteDataManager.getItpSummaryFinish to get the result of the operation.